CryptoLocker is a ransomware trojan that
encrypts data files on infected computers and then asks for money should users wish to restore them.
Email is the most common mechanism of getting this type of virus, whose actual payload is often hidden. For

Outsourcing your spam filtering has advantages, but requires you to trust all your email to an unknown
third party. Do you really want to do that?
Think about the kinds of things that are in your organization's email: Personal details of you